CentOS Errata and Bugfix Advisory 2015:1614 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-1614.html

The following updated files have been uploaded and are currently 
syncing to the mirrors: ( sha256sum Filename ) 

i386:
4d03fe6bb9fd4c74e7f128d78a3c32750dc1069834634748ee20fb68c8a58cc4  sudo-1.8.6p3-20.el6_7.i686.rpm
61f029b15a9c514257a47adafbe0e9aecd69e27e64e01e8c391bafb4dfd2decc  sudo-devel-1.8.6p3-20.el6_7.i686.rpm

x86_64:
424bad2d9c26c1243af7c85d264e0bee8d96ebdd3937b24a85a5d055f8d0bd0b  sudo-1.8.6p3-20.el6_7.x86_64.rpm
61f029b15a9c514257a47adafbe0e9aecd69e27e64e01e8c391bafb4dfd2decc  sudo-devel-1.8.6p3-20.el6_7.i686.rpm
ef43c7250a043c8979b6266905599335df4c70b11a6ad8ef2ef805b9653daf82  sudo-devel-1.8.6p3-20.el6_7.x86_64.rpm

Source:
76a16a5ad4cf2d98ec8e89451027b371f714c91cc038883c7cde0ca65a67b976  sudo-1.8.6p3-20.el6_7.src.rpm